v3.26.1
Fair Value (Fair Value Option) (Details) - USD ($)
$ in Millions
Mar. 31, 2026
Dec. 31, 2025
Invested Assets held by CFEs    
Fair Value, Option, Quantitative Disclosures [Line Items]    
Fair Value, Option, Aggregate Differences, Loans and Long-Term Receivables $ 40 $ 33
Notes Issued by CFEs    
Fair Value, Option, Quantitative Disclosures [Line Items]    
Fair Value, Option, Aggregate Differences, Long-Term Debt Instruments $ 3 $ 1